908500

素因数分解:

$2^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:121

約数の個数: 48

約数和(自身を含む): 2096640

約数和(自身を除く): 1188140

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 79, 92, 100, 115, 125, 158, 230, 250, 316, 395, 460, 500, 575, 790, 1150, 1580, 1817, 1975, 2300, 2875, 3634, 3950, 5750, 7268, 7900, 9085, 9875, 11500, 18170, 19750, 36340, 39500, 45425, 90850, 181700, 227125, 454250, 908500]

約数ペア:

[(1, 908500), (2, 454250), (4, 227125), (5, 181700), (10, 90850), (20, 45425), (23, 39500), (25, 36340), (46, 19750), (50, 18170), (79, 11500), (92, 9875), (100, 9085), (115, 7900), (125, 7268), (158, 5750), (230, 3950), (250, 3634), (316, 2875), (395, 2300), (460, 1975), (500, 1817), (575, 1580), (790, 1150)]